#include <stdio.h>

int main()
{
	char a='F';
	int f=123;
	
	char *pa=&a;
	int *pb=&f;
	
	printf("a=%c\n",*pa);
	printf("f=%d\n",*pb);
	
	*pa='C';
	*pb+=1;
	
	printf("now,a=%c\n",*pa);
	printf("now,f=%d\n",*pb);
	
	printf("sizeof pa=%d\n",sizeof(pa));
	printf("sizeof pb=%d\n",sizeof(pb));
	
	printf("the addr of a is:%p\n",pa);
	printf("the addr of b is:%p\n",pb);
	
	return 0;
}